added ulp-pwm logic for timedlight

esp32test/Esp32DeepSleepTest/src/main.cpp

@@ -1,90 +1,30 @@
 #include <Arduino.h>
-#include "driver/pcnt.h" 
-#include "driver/rtc_io.h"
-#include "esp32/ulp.h"
-#include "soc/rtc_cntl_reg.h"
-#include "soc/rtc.h"
+#include "driver/pcnt.h"
+#include "ulp-pwm.h"
 
-#define ULP_DATA_OFFSET     200
-
-#define ULP_START_OFFSET 0
-void ulp_start(void) {
-  // Slow memory initialization
-  //memset(RTC_SLOW_MEM, ULP_START_OFFSET, (8192-ULP_START_OFFSET));
-  // GPIO32 initialization (set to output and initial value is 0)
-  rtc_gpio_init(GPIO_NUM_12);
-  rtc_gpio_set_direction(GPIO_NUM_12, RTC_GPIO_MODE_OUTPUT_ONLY);
-  rtc_gpio_set_level(GPIO_NUM_12, 0);
-  // Define ULP program
-  const ulp_insn_t  ulp_prog[] = {
-    M_LABEL(1),
-
-    I_MOVI(R2, 0),
-    I_MOVI(R3, 0),
-    I_LD(R2, R2, ULP_DATA_OFFSET),
-    I_LD(R3, R3, ULP_DATA_OFFSET+1),
-
-
-    I_WR_REG(RTC_GPIO_OUT_REG, 29, 29, 1), // on
-    
-    //wait for 100*r2
-    I_MOVR(R0,R2),
-    M_LABEL(2),
-    I_DELAY(1),
-    I_SUBI(R0,R0,1),
-    M_BGE(2,1),
-
-    I_WR_REG(RTC_GPIO_OUT_REG, 29, 29, 0), // off
-
-    //wait for 100*R3    
-    I_MOVR(R0,R3),
-    M_LABEL(3),
-    I_DELAY(1),
-    I_SUBI(R0,R0,1),
-    M_BGE(3,1),
-
-    M_BX(1),
-  };
-  // Run ULP program
-  size_t size = sizeof(ulp_prog) / sizeof(ulp_insn_t);
-  ulp_process_macros_and_load(ULP_START_OFFSET, ulp_prog, &size);
-  assert(size < ULP_DATA_OFFSET && "ULP_DATA_OFFSET needs to be greater or equal to the program size");
-  ulp_run(ULP_START_OFFSET);
-}
-
-static inline void ulp_data_write(size_t offset, uint16_t value)
+RTC_SLOW_ATTR uint8_t tick = 0;
+RTC_SLOW_ATTR bool dir = true;
+void setup()
 {
-    RTC_SLOW_MEM[ULP_DATA_OFFSET + offset] = value;
-}
-
-static inline uint16_t ulp_data_read(size_t offset)
-{
-  return RTC_SLOW_MEM[ULP_DATA_OFFSET + offset] & 0xffff;
-}
-
-void setup() {
-
   Serial.begin(115200);
-  ulp_data_write(0,1000);
-  ulp_data_write(1,1000);
-  ulp_start();
+  Serial.println(rtc_io_number_get(GPIO_NUM_12));
+  ulp_pwm_init();
+
+  if (dir)  {
+    tick += 10;
+  }  else  {
+    tick -= 10;
+  }
+  ulp_pwm_set_level(tick);
+  if (tick == 250 || tick == 0)  {
+    dir = !dir;
+  }
+  esp_sleep_enable_timer_wakeup(1000000);
+  Serial.println(ulp_data_read(ulp_dimm_offset));
   esp_sleep_pd_config(ESP_PD_DOMAIN_RTC_PERIPH, ESP_PD_OPTION_ON);
-  //esp_deep_sleep_start();
+  esp_deep_sleep_start();
 }
 
+void loop(){
 
-void loop() { 
-  delay(1000);
-  Serial.println(ulp_data_read(0));
-  ulp_data_write(0, 50);
-  ulp_data_write(1, 150);
-  //test = 10;
-  //test2 = 255-test;
-  delay(1000);
-  //test = 50;
-  //test2 = 255 - test;
-  ulp_data_write(0, 150);
-  ulp_data_write(1, 50);
-  //Serial.print();
-  Serial.println("loop");
 }